LYZ and tuberculosis: ▪In SC, TB, and SC + TB groups, body weight ↑, SGR ↑, FCR ↓, and weight gain ↑▪In all experimental groups also, amylase ↑, lipase ↑, protease ↑. But the highest SC + TB▪In addition, after challenges with A. hydrophila the survival rate in all exp. groups ↑▪Furthermore, in SC + TB group: albumin ↑, globulin ↑, lysozyme ↑, cortisol ↓, glucose ↓, malondialdehyde ↓, and catalase ↓, before and after the challenge